Saint Polycarp of Smyrna is the patron against dysentery and earache. He was an a convert and disciple of Saint John the Apostle. St. Polycarp of Smyrna fought valiantly against Gnosticism and was to be burned alive at the age of 86 but the flames failed to harm him. He is listed as an Apostolic Father and is one of the earliest accounts of Christian martyrdom. St. Polycarp of Smyrna's feast day is February 23rd.